code: def test_constructor_spindex_dtype_scalar(self, sparse_index):
      # scalar input
      msg = "Constructing SparseArray with scalar data is deprecated"
      with tm.assert_produces_warning(FutureWarning, match=msg):
          arr = SparseArray(
              data=1, sparse_index=sparse_index, dtype=None
          )
      exp = SparseArray([1], dtype=None)
      tm.assert_sp_array_equal(arr, exp)
      assert arr.dtype == SparseDtype(np.int64)
      assert arr.fill_value == 0
  
      with tm.assert_produces_warning(FutureWarning, match=msg):
          arr = SparseArray(
              data=1, sparse_index=IntIndex(1, [0]), dtype=None
          )
      exp = SparseArray([1], dtype=None)
      tm.assert_sp_array_equal(arr, exp)
      assert arr.dtype == SparseDtype(np.int64)
      assert arr.fill_value == 0
  
imports: import numpy
  import pytest
  from pandas._libs.sparse import IntIndex
  import pandas
  from pandas import SparseDtype, isna
  import pandas._testing
  from pandas.core.arrays.sparse import SparseArray
label_desc: Use image node_id 10 for calling the TestConstructors obj's underlying member method code with example usage: obj.test_constructor_spindex_dtype_scalar(sparse_index) without return types